Aberrations in the normal development and involution of the breast

Last revised by Daniel J Bell on 26 Aug 2021

Aberrations in the Normal Development and Involution of the breast (ANDI) is an overarching term used to describe a wide spectrum of benign breast disease. As the name suggests, it is based on the theory that most of the encountered benign breast disorders are aberrations in the normal development process, hormonal response and involution of the breast.

Disorders of development
Disorders of cyclical change
  • mastalgia 
  • nodularity
Disorders of involution

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